transfer unit

In the present paper,a novel method,which is called transfer element method,has been proposed to establish an aero-elastic model,which considers the effect of finite-length casing treatment on the blade flutter inception.

本文提出一种新的模型,采用一种新方法———传递单元法,从而有效避免了界面匹配和特征值求解中引起的各种困难问题,并且通过该模型可以探讨研究者们更为关心的有限长壁面处理对叶片颤振特性的影响。

This paper presents a transfer element method(TEM),which can be used to predict the sound prop- agation in a varying cross-section duct with acoustic liners.

针对航空发动机短舱声学设计的需要,发展一种快速计算方法——传递单元法(TEM),并与直接边界元方法相结合,计算发动机远场声辐射。

A direct boundary element method is combined with transfer element method to solve this model.

基于航空发动机短舱声学设计的需要,发展一种与以往工作不同的有限长管道声学模型声场的计算方法——直接边界元和传递单元法相结合。

The relationship between the weather condition and air-water radio,cooling water temperature and delivery-unit number of the cooling tower,under design working condition or beyond design working condition were analyzed.

根据近年来深圳地区夏季气候变迁的特征,通过焓差法和数值积分法试差验算在用冷却塔设备的工况变化,分析设计工况和超设计工况条件下的冷却塔气液比、冷却水温和传递单元数与气候条件的关系,得出满足该冷却塔出口水温θ=32℃的气候条件是t=34℃,φ=0。

The influence of change in deflection angle of the universal coupling with constant angular velocity of three—crank type on maximum value of load of transfer elementhas less influence is verified by theoretical analysis when the deflection angle of the universal coupling of three—crank type on maximum value of load of transfer element is discussed.

论述了三曲柄式等角速万向联轴器偏转角发生变化时对传递元件承受载荷最大值的影响,从理论上分析证明了三曲柄式万向联轴器偏转角的变化对传递元件滚子上所承受的载荷并不产生很大的影响,从而使三曲柄式万向联轴器的传输能力并不随偏转角的增大而明显降低,并通过实验验证了理论分析的正确性。